Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 34
... prepared , but turning yellow on exposure to the air ; abundantly soluble in hot water , and boiling at 220 ° to 221 ... Preparation of a Series of Magnetic Compounds of the General Formula RO , Fe2O3 or R " Fe204 . - Karl List . - The ...
... prepared , but turning yellow on exposure to the air ; abundantly soluble in hot water , and boiling at 220 ° to 221 ... Preparation of a Series of Magnetic Compounds of the General Formula RO , Fe2O3 or R " Fe204 . - Karl List . - The ...
Strona 36
... prepared from charcoal iron , but to determine , in a general way , the quality of the metal for steel purposes , of superio quality and in large quantities , by the open hearth.r The result of this crucible test surpassed expectations ...
... prepared from charcoal iron , but to determine , in a general way , the quality of the metal for steel purposes , of superio quality and in large quantities , by the open hearth.r The result of this crucible test surpassed expectations ...
Strona 39
... prepared by repeated fractioning , and so , as far as possible , freed from propionic anhydride , was used , very much smaller quantities of the crotonic acids were obtained . The author estimated the amount of carbonic anhydride ...
... prepared by repeated fractioning , and so , as far as possible , freed from propionic anhydride , was used , very much smaller quantities of the crotonic acids were obtained . The author estimated the amount of carbonic anhydride ...
Strona 40
... prepare stannous ethide by the action of zinc ethyl upon dry stannous chloride the authors discovered that the reaction was- - 2SnCl2 + 4ZnEt2 = Sn + SnEt4 + 4ZnEtCl , and that by its means stannic ethide could be prepared more ...
... prepare stannous ethide by the action of zinc ethyl upon dry stannous chloride the authors discovered that the reaction was- - 2SnCl2 + 4ZnEt2 = Sn + SnEt4 + 4ZnEtCl , and that by its means stannic ethide could be prepared more ...
Strona 41
... prepared it from pyruvic acid . Both acids are identical . On Glyoxylic Acid.-C. Böttinger . - In this fourth memoir the author describes the action of aniline upon glyoxylic acid . Difference of the Absorption Spectra of one and the ...
... prepared it from pyruvic acid . Both acids are identical . On Glyoxylic Acid.-C. Böttinger . - In this fourth memoir the author describes the action of aniline upon glyoxylic acid . Difference of the Absorption Spectra of one and the ...
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